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@ -46,7 +46,7 @@ first two exam scores if it is higher.
= Chapter 1: Logic and Proofs
== Trivial Preliminaries
== Trivial preliminaries
Definitions barely worth considering. Included purely for posterity.
@ -92,7 +92,8 @@ as *propositional forms*.
- $n = 2m + 1, exists m in ZZ$
]
DeMorgan's Laws tell us how to distribute logical connectives across parentheses.
DeMorgan's Laws tell us how to distribute logical connectives across
parentheses.
#theorem[DeMorgan's Laws][
+ $not (P or Q) = not P and not Q$